Finding the Fourth Proportional to 9,497,958,272,603.20, 13,106,463,096,338 and 5,330,396,727,949.40
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Solution
The fourth proportional to 9,497,958,272,603.20, 13,106,463,096,338 and 5,330,396,727,949.40 is: 7,355,543,791,472.32
Step by Step Solution
- Step 1: Write the proportion equation
9,497,958,272,603.20 : 13,106,463,096,338 = 5,330,396,727,949.40 : x - Step 2: Convert to fraction form
9,497,958,272,603.20/13,106,463,096,338 = 5,330,396,727,949.40/x - Step 3: Cross multiply
9,497,958,272,603.20x = 13,106,463,096,338 × 5,330,396,727,949.40 - Step 4: Simplify right side
9,497,958,272,603.20x = 69,862,648,003,709,641,756,246,016 - Step 5: Solve for x
x = 69,862,648,003,709,641,756,246,016/9,497,958,272,603.20 - Step 6: Final answer
x = 7,355,543,791,472.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.